Snapseed - Snapseed is a photo enhancement and sharing app with a powerful suite of imaging filters and tools...
Open Camera - Open Camera is an open-source camera app for Android phones and tablets.
Vignette - Vignette: Add film and camera effects to your photos. • 68 effects & 56 frames
FreeDCam - Download FreeDCam apk 4.3.16 for Android. The most advanced CameraApp for professional needs!
Paper Camera - Paper Camera is the BEST Sketch/Cartoon app in the App Store.
PhotonCamera - Android Camera that uses enhanced image processing.